This bass trombone has a couple of new/demo parts and a used bell. Everything is in perfect playing condition. The bell has finish flaws and a couple of mute dings. The rest of the trombone has been on display but has never been owned. Here are the spec.
BI 2YHW Bell Independent Rotor Section B62 Slide B Tuning Slide
No case or mouthpiece. Only a #2 lead pipe is included.